jerome lacoste <[EMAIL PROTECTED]> wrote: > > On 8/23/05, Andrew Morton <[EMAIL PROTECTED]> wrote: > > jerome lacoste <[EMAIL PROTECTED]> wrote: > > > > > > I am on a Dell Inspiron 8100 laptop with 512 M and 1G disk cache. I > > > usually have at least 4 big applications running simultaneously: a > > > Java IDE, firefox, firefox and X. All that under the Gnome desktop. > > > > > > I've sometimes seen periods where my laptop goes kind of nuts. While > > > the cpu is still at 0%, the workload goes to 100% (as shown in the > > > gnome process monitor) (I haven't checked in other means, e.g. top or > > > /proc info as my machine is unusable). > > > > > > But with my latest upgrade to 2.6.12 from 2.6.10, the hanging happens > > > much more often. It lasts for over 30 seconds. > > > > > > Could this hanging be related to swapping? > > > Are there any VM regression lately that would make a kernel less > > > appropriate for desktop use? > > > How can I investigate that further? > > > > 10-20 lines of `vmstat 1' output while it's happening would help. > > Here it goes. Maybe just some bad swapping?
Maybe. There's certainly a ton of swapping happening. > [EMAIL PROTECTED]> vmstat 1 > procs -----------memory---------- ---swap-- -----io---- --system-- > ----cpu---- > r b swpd free buff cache si so bi bo in cs us sy id > wa > 1 7 588164 7424 18612 106908 13 7 34 44 10 12 8 2 85 > 5 > 2 4 587996 6152 18624 108092 404 664 540 2892 1201 2631 70 9 0 > 21 > 0 12 588276 5160 18620 109188 664 1244 860 1244 1195 615 46 5 0 > 50 > 0 13 588140 4912 18628 109188 216 0 216 8 1156 245 0 0 0 > 100 > 0 17 588536 4892 18628 109972 132 576 132 576 1172 353 32 4 0 > 64 > 0 16 589096 5016 18628 110192 0 608 4 628 1169 247 7 2 0 > 91 > 0 16 589780 5636 18632 110136 0 716 0 808 1181 261 1 0 0 > 99 But maybe a memory leak. Can you take a copy of /proc/meminfo and /proc/slabinfo when this is happening? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
